Dialysis apparatus



FIG. 1 is a front perspective view of a dialysis apparatus;

FIG. 2 is the left side elevation of FIG. 1;

FIG. 3 is a right side elevation of FIG. 1;

FIG. 4 is a rear elevation of FIG. 1;

FIG. 5 is a top plan view of FIG. 1;

FIG. 6 is a bottom view of FIG. 1; and,

FIG. 7 is front elevational view of FIG. 1. 

CLAIM We claim the ornamental design for a dialysis apparatus, as shown and described. 